4-cell Kakuro run summing to 25
6 combinations.
- Always present
- No digit is forced into this run.
- Never present
- Every digit can appear in this run.
Valid digit combinations
- 1789
- 2689
- 3589
- 3679
- 4579
- 4678
How to use this in play
6 digit sets sum to 25 across 4 cells. The run on its own is permissive; its constraints become useful when intersected with the perpendicular runs at each of its cells.